| 000 | 00340nas a22001217a 4500 | ||
|---|---|---|---|
| 003 | USJPLib | ||
| 008 | 160504b xxu||||| |||| 00| 0 eng d | ||
| 022 | _a00854638 | ||
| 041 | _aEng. | ||
| 245 | _aBulletin of the Pan American Health Organization, Vol.13 | ||
| 260 |
_aWashington _bPan American Health Organization _c1979 |
||
| 942 |
_2ddc _cBP |
||
| 999 |
_c135357 _d135357 |
||